//
// * Copyright (c) 2002-2009 "Neo Technology,"
// *     Network Engine for Objects in Lund AB [http://neotechnology.com]
// *
// * This file is part of Neo4j.
// * 
// * Neo4j is free software: you can redistribute it and/or modify
// * it under the terms of the GNU Affero General Public License as
// * published by the Free Software Foundation, either version 3 of the
// * License, or (at your option) any later version.
// * 
// * This program is distributed in the hope that it will be useful,
// * but WITHOUT ANY WARRANTY; without even the implied warranty of
// * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// * GNU Affero General Public License for more details.
// * 
// * You should have received a copy of the GNU Affero General Public License
// * along with this program. If not, see <http://www.gnu.org/licenses/>.
// 
namespace org.neo4j.kernel.impl.nioneo.store
{

	using ReadOnlyNeoException = org.neo4j.kernel.impl.core.ReadOnlyNeoException;

	public class ReadOnlyIdGenerator : IdGenerator
	{
		private readonly string fileName;
		private readonly long highId;

		public ReadOnlyIdGenerator(string fileName, long highId)
		{
			this.fileName = fileName;
			this.highId = highId;
		}

		public virtual long nextId()
		{
			throw new ReadOnlyNeoException();
		}

		public virtual void setHighId(long id)
		{
			throw new ReadOnlyNeoException();
		}

		public virtual long getHighId()
		{
			return highId;
		}

		public virtual void freeId(long id)
		{
			throw new ReadOnlyNeoException();
		}

		public virtual void close()
		{
		}

		public virtual string getFileName()
		{
			return this.fileName;
		}

		public virtual long getNumberOfIdsInUse()
		{
			return highId;
		}
	}
}